* {
    margin: 0;
    padding: 0;
}

.selectClass {
    width: 1000px;
    background-color: white;
    margin: auto;
    margin-top: 40px;
    padding: 18px 46px;
}

.selectClass>div {
    display: flex;
    width: 100%;
    box-sizing: border-box;
    font-size: 12px;
    color: #9e9e9e;
    align-items: flex-start;
}

.selectClass>div>span {
    margin-right: 20px;
    text-align: center;
    width: 30px;
    padding: 14px 0;
}

.selectClass>div .right {
    flex: 1;
    overflow: hidden;
    border-bottom: 1px solid #d6d6d6;
    padding: 7px 0;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding-right: 30px;
}

.selectClass>div:last-child .right {
    border: none;
}

.selectClass>div .right ul {
    display: flex;
    flex-wrap: wrap;
}

.bookTypes .right ul {
    height: 32.4px;
    width: 730px;
    overflow: hidden;
}

.bookTypes .right>div {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin-top: 3px;
}

.bookTypes .right>div>span {
    font-size: 18px;
}

.selectClass>div .right ul li {
    list-style: none;
    margin: 7px 8px;
    cursor: pointer;
    padding: 1px 9px;
}

.choosedType {
    background-color: #9e9e9e;
    color: white;
    border-radius: 50px;
}

.showClassBook {
    width: 1000px;
    margin: auto;
    margin-top: 40px;
}

.showClassBook .topShow {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.topShow ul {
    display: flex;
}

.topShow ul li {
    list-style: none;
    padding: 10px 40px;
    border-radius: 5px 5px 0 0;
    cursor: pointer;
    color: #9e9e9e;
}

.noChooseLi {
    background-color: #f5f5f5;
}

.chooseLi {
    background-color: white;
}

.topShow .topPaging {
    display: flex;
    align-items: center;
    width: 144px;
    color: #9e9e9e;
    justify-content: space-between;
}

.topShow .topPaging p {}

.topShow .topPaging .topPageBtn {
    width: 32px;
    height: 34px;
    background-color: white;
    border-radius: 5px;
    cursor: pointer;
    text-align: center;
    line-height: 34px;
    box-sizing: border-box;
}

.topShow .topPaging .topPageBtn:hover {
    border: 0.5px solid #cecece;
}

.topShow .topPaging .topPageBtn span {
    font-size: 12px;
}

.showClassBook .middleShow {
    width: 100%;
    background-color: white;
    padding: 42px 35px;
    display: flex;
    flex-wrap: wrap;
}

.middleShow .showBookDiv {
    width: 296px;
    height: 142px;
    display: flex;
    justify-content: center;
    padding: 0 20px;
    margin: 0 7px;
    margin-bottom: 44px;
}

.middleShow .showBookDiv img {
    cursor: pointer;
}

.rightBook {
    margin-left: 14px;
}

.rightBook .bookContext {
    margin-top: 10px;
    color: #9e9e9e;
    font-size: 12px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.rightBook .bookContext>div {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.rightBook .bookContext .tryingRead {
    padding: 1px 6px;
    color: white;
    border-radius: 5px;
    background-color: #f26552;
    cursor: pointer;
}

.rightBook .bookContext .tryingRead:hover {
    background-color: #d32f2f;
}

.rightBook .bookContext .readNum {}

.readNum span {
    font-size: 12px;
    margin-right: 5px;
}

.rightBook .bookTitle {
    font-size: 14px;
    padding-bottom: 5px;
    width: 130px;
    cursor: pointer;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    border-bottom: 0.5px solid #d6d6d6;
}

.authorName {
    width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.rightBook .bookTitle:hover {
    color: #f26552;
}

.bookContext>p:last-child {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
    font-size: 12px;
    margin-top: 10px;
}